85y=21(4y+21)

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Solution for 85y=21(4y+21) equation:


Simplifying
85y = 21(4y + 21)

Reorder the terms:
85y = 21(21 + 4y)
85y = (21 * 21 + 4y * 21)
85y = (441 + 84y)

Solving
85y = 441 + 84y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-84y' to each side of the equation.
85y + -84y = 441 + 84y + -84y

Combine like terms: 85y + -84y = 1y
1y = 441 + 84y + -84y

Combine like terms: 84y + -84y = 0
1y = 441 + 0
1y = 441

Divide each side by '1'.
y = 441

Simplifying
y = 441

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